Recently, the Kaihua section of Zhejiang's National Highway 351, which was undertaken by CCCC Second Harbor Engineering Co., Ltd, has passed the acceptance criteria and is ready to open to traffic.

The project, starting at the junction of Zhitang Village of Longyou County of Quzhou City and Jiande City and ending in Huabu Town, Kaihua County, is a national highway with the total length of 15.4 kilometers, of which the main line is 8.9 kilometers long. The first-class highway standard is adopted at the project, with the design speed of 80 kilometers per hour. The project's connecting line is 6.5. kilometers, adopting the second-class highway standard, with a design speed of 60 kilometers per hour.

The National Highway 351 is the longest national highway in Zhejiang Province so far that has been established, constructed, and opened to traffic at one time. After it is opened to traffic, it will become the northern ring road of Quzhou City, optimize the layout of the road network in Quzhou City, and promote the economic and social development of the regions along the line.